Nawijn,
ParaView is quite happy to read multiple copies of your *pvd file as in
1 below. You can then process them independently. You also create
multiple edited *.pvd files that each has only one part. PV can read
them all and have individual pipelines in which a Transform filter can
Renato.
Spatial discrete algorithms based on the finite element method rarely if
ever require ghost cells extending beyond the physical boundary.
Algorithms based on finite difference technology almost always require a
layer of ghost cells around the analysis domain to allow the
Sreejith,
For two truly separate parts, create two separate *.vtu files. Each of
the files should have a unique name (not really necessary for PV). PV is
happy to read and display multiple datum sets -- even the same datum set
twice. If you plan later to have many parts (for example, 100
Adriano,
I use the EnSight Gold binary formats with PV for unstructured mesh, 3-D
solid models where the mesh deforms with time. I actually put out two
file sets: (1) a time=0.0 file set that contains the mesh, and node-sets
and surface-facet-sets that are to be used with BC's, along with
Tabrez,
If by add, you mean disply both datum-sets at the same time--
ParaView is quite happy to open and read multiple data files, for
example, meshA.vtu and meshB.vtu. You can then construct individual
filter pipelines and/or set individual display features for the two
meshes/datum-sets.
Chong Luo--
Use the Warp filter.
--Sam
Chong Luo wrote:
Hi,
Suppose we solve for elasticity, and get displacement field u and pressure
field p. How do we plot the field p on the deformed domain \Omega+u(\Omega),
instead of the original domain \Omega?
Thank you!
Best,
Chong
Giovanni,
Here is the XML comment format
!-- Comment to the lucky person skilled with emacs --
I attached a *.pvd file that references *.vtu files with similar comments.
Sam
Giovanni wrote:
Hello everybody,
I know it's trivial, but I'd like to know if it's possible to insert
comment
Manuel,
A easy data format for your application would be the EnSight binary format:
1) The mesh topology/geometry is stored in a seperate file. (I have seen
remarks that it can be a one-time write, however, I write topology and
coordinates every time step but direct the reader to only read
Hi Ricardo,
Just a guess, your cell 3-tuples look to me to be "Fortran array
indexes," but a C-programmer wrote the reader and he thought it only
logical that cell 3-tuples should "C array offsets." So, you need to
subtract "1" off of every integer in the CELLS datum block.
Sam (a Fortran
See comments below,
Christian Werner wrote:
As a user, may I present three suggestions, two of which should be
very easy and still yield an improvement.
1) remove the Pipeline Preview: This may be rude because it's somehow
nice. But then again, you cannot change what happens to the pipeline
Oops, here is the attachment.
Samuel Key wrote:
Carolyn,
I am not sure which EnSight format you are using. I have attached an
EnSight case-file that is typical for me and functions with only a
small set of files, but with a large number of time steps. In this
format, each cell/point
Lester,
Quasi-static geopolitical data and shorelines would be an easy
one-time conversion to a VTK XML-formatted *.vtu file (a structured
grid with either or both cell and point data of your choice).
ParaView is quite happy to load multiple databases and display
Hom,
If you only have a few (2,3,4) parallel domains, maybe you can load them
individually, and use the Transform filter to translate each of the
domains 2, 3, and 4 away from the first domain?
Sam
On 8/25/2010 8:04 AM, Hom Nath Gharti wrote:
Dear all,
I have a parallel data file. I want
Phil,
For me, I do the following:
1) Read in first datum set and create view and datum display in
which I am interested.
2) Read in second datum set "on top" of the first datum set; they
now overlay with exactly the same view settings.
3)
I have a question regarding ParaView's EnSight reader capability.
For geometrically complex, multi-material geologic simulations that
include faults, I am planning on creating a capability that starts with
a set of regular cubes (an unstructured 8-node hexahedral finite element
mesh that
All--
Technical reasons aside, my own simulation efforts (software that relies
on ParaView for post-processing) span a great variety of solid and
structural mechanics applications. The software is not a
single-formulation, single-solution, one-off problem solver.
Put briefly, I find the
All,
My current EnSight-formatted results file name is 'fmaego.data.case'
Starting with PV version 3.10.1, when I use fileopen, I am asked to
chose between the readers ParaDIS and EnSight.
Can the results file be renamed so that ParaView recognizes that it is
formatted as EnSight results?
Truman,
It appears to me that EnSight-formatted result file-sets can do two
things:
1) Provide ParaView with a different mesh at each time (or load)
step
2) Provide partial data to points and finite elements (ie, cells)
Though I have used
Simoyama san,
If you have a surface displacement vector (I will use the names
Ux,Uy,Uz and z is the vertical axis), then one possibility is to
build a pipeline --
(1) First, Use the Calculator filter
(FiltersAlphabeticalCalculator)
(a) Replace
Tom,
Will the Transform filter work for you?
(FiltersAlphabeticalTransform)
It works for me with unstructured meshes. I don't know if it will
work with a surface mesh produced ITK-SNAP.
Sam Key
On 5/16/2012 10:29 AM, Tom Schoenemann wrote:
USED(L),6),
STRESS_DATA(NELUSED(L),5),STRESS_DATA(NELUSED(L),6),STRESS_DATA(NELUSED(L),3)
/), L = Lbgn,Lend)
Lbgn = Lend + 1
Lend = Lend + LBCOUNT
ENDDO
WRITE(IO_UNIT%LVTO,'(2X,A)')'/DataArray'
This seems to be a Bug ?!
Fabian
ry to post
that instead.
thanks,
Leo
On Sun, Jun 10, 2012 at 8:49 PM, Samuel
Key samuel...@bresnan.net
wrote:
Leo,
Here is the *.pdf file again.
The List
Sorry for the noise. A not so subtle input error allowed my
simulation software to run OK and get the correct answers, but the
error caused the EnSight results file to corrupted.
Sam Key
On 6/22/2012 1:51 PM, Samuel Key wrote
Magician,
If you were using EnSight Gold formatted binary results output, you
could use the EnSight Part construct to output (both in the same
results file-set) the 2D-Wall elements and the 3D-Cell elements as
separate displayable graphic objects (plus their point cell data).
Then, in PV,
Dr Zenker,
I am not sure that your data (images?) is amenable to
EnSight-formatted results.
In my case, the EnSight-format's "part" construct is used to create
individually displayable graphical objects for each material in the
results files. The Extract
Greetings Dave,
This is a request for a minor(?) alter in a VTK rendering algorithm.
Polyhedral finite elements are reaching a level of numerical maturity
where their use is likely to become widespread -- and correspondingly
an increased desire to display them in ParaView. For convex
If the two surfaces are independent displayable graphics objects
(that is, they come from two different input sources), you can use
the Transform filter on one of the surfaces to move it away from the
other surface.
If the two surfaces came from the same input
point. It is a little tricky to keep the selected point
high-lighted when doing the side-by-side animation of the mesh and the
x-vs-y plot. If I recall correctly, the Selection filter needs to be the
active element in the Pipeline Browser window.
Samuel Key
FMA Development, LLC
On 9/28/2012 3
Fred,
Thanks for the expanded explanation and the figures. Now I
understand your request. Var1(t)-vs-var2(t) x,y-plots is something
in which I am also frequently interested in viewing.
Given that PV using the Plot-Selection-Over-Time filter, can already
Dan,
Your question is not entirely clear to me. Possibly the simplest way
is to use two separate *.vtk files, one that only has the lines and
the other that only has the "Rect's." ParaView will read both files
and display the results either overlaid or in two
Pradeep san,
ParaView is capable of reading multiple results inputs; they can be
the same input read twice. The 2nd, 3rd, 4th, ... inputs can all be
in different formats, the inputs can be displayed in the same view
or separate views. A given input can be displayed
Yusuke-san,
If the components of the stress tensor supplied by the LS-DYNS
d3plot file have the following names: Sigma_XX, Sigma_XY, Sigma_XZ,
Sigma_YY, ...
then one can use the Calculator filter with the formula
Pressure = (Sigma_XX + Sigma_YY +
formulations to explain the process.
Best regards,
Sam Key
On 9/25/2013 7:43 PM, Yusuke wrote:
Samuel Key samuelkey at bresnan.net writes:
Yusuke-san,
If the components of the stress tensor supplied by the LS-DYNS
d3plot file have the following names: Sigma_XX, Sigma_XY
-points.
However, implicit in this approach is that the POL Filter's line is a
material line and deforms with the material, probably not remaining a
straight line as the time (or loading) progresses. It may or may not be
the result for which you are looking?
Samuel Key
FMA Development, LLC
Jimmy,
I have had success with two different ParaView readers doing what you
have described.
It is material domains that I want to examine as distinct. However,
ParaView does not care if it is a serially-generated set of material
domain, a set of processor domain results, or any criterion
-
Date: Mon, 07 Oct 2013 09:03:40 -0600
From: Samuel Key samuel...@bresnan.net
Subject: Re: [Paraview] Which polygon file reader in Paraview has
interface to show/hide separate segments?
To: paraview@paraview.org
Message-ID: 5252cd4c.7090
for the segment-selection
interface. I'll keep looking for a single-file format but I doubt
there is any.
Thanks,
Jimmy
--
Date: Tue, 08 Oct 2013 09:23:31 -0600
From: Samuel Key samuel...@bresnan.net
Subject: Re: [Paraview] Which polygon file reader in Paraview has
Martina,
Regarding your question, I do not do this routinely, but it looks to me
that if you hold down the Ctrl-key and select two datum two sets and
then apply the Group Datasets filter you get a single combined datum
stream to which can apply the same filter to both using a single common
Martina,
Given that you have 20+/- datum sets (and one geometry?), you might be
able to construct a pseudo time sequence by labeling the files:
myjob001.vtu, myjob002.vtu, myjob003.vtu, ...
(Note. The file-ending *.vtu refers to an XML-formatted datum set)
ParaView will assume they are a
Lo
I am not sure this will help, but I have dual side-by-side monitors.
I am running MS Windows XP64, SP2 with an NVIDIA Quadro FX3500
graphics card. This MS Windows configuration treats the two displays
as one single screen.
When ParaView is started, It
Giuseppe, Ravi;
I have no knowledge of NEK-5000, nor the content of the results
files produced by NEK-5000. However, in my use of ParaView, ParaView
routinely provides moving and distorting meshes in my animations.
For me, there are at least two ways that the moving
Max,
Attached is a *.pvd file that will present them collectively to ParaView
as a single model.
Any combination of individual pieces can be selected with the Extract
Group filter for display. They all have matching point and cell datum items
However, the name attribute is ignored.
Enjoy
ParaView Users,
I have noticed that ParaView 4.1.0-64 on its third tool bar has a filter
button for Plot Global Variables Over Time. The simulation software
that I run has global variables total KE, total IE, et cetera.
To date, the simulation software produces EnSight 'Gold'
Murali,
Have you tried ParaView's filter named "Clip?"
By default the clipping surface is a plane. Mind the "Inside Out"
check box; it determines which side is kept, the other side is
discarded.
Using the filter twice, will give you the bracket
Allen,
I like the way you think. I have an application that shows best
using a logarithmic scale for the iso-surface displays/animations. I
now have to set-up by hand the log-limits, avoiding negative
numbers. Your suggested refinements would be helpful to me.
Guillaume Jacquenot,
The ExodusII binary-formatted results file will do what you want.
However, an ExodusII writer can be difficult to implement. Some
tribal knowledge is helpful.
The EnSight-formatted results file will do just about everything
Cory, Bertwin, et al.;
The exact volume of an arbitrarily oriented, arbitrary 8-vertex
hexahedron can be computed with a very elementary construct.
First, place an average-coordinate point at the center of the
hexahedron; this point will be a common vertex point for a set of
tetrahedrons
Daniel,
Paraview (under the FILE drop-down menu) has a SAVE STATE/LOAD STATE
feature.
One starts by loading simulation results, Next, one uses the imaging
capabilities and filters to get the information displayed that
highlights the significant results. The final step is to use the FILE
Augustin,
Have you looked here?
http://www.itk.org/Wiki/ParaView/Users_Guide/Loading_Data
As a once upon a time user of the *.vtu format, this approach worked for me.
(I now use EnSight-formatted simulation results file-sets. This format
works extremely well for my purposes.)
Samuel
On
Simon,
Assuming your 2D datum set is in x,y-coordinates, one can expand this to
3D by adding a 0.0 value for the missing z-coordinate.
PV has a Transform filter that will then let you add a constant value to
the z-coordinate, or, equally easily, scale the z-coordinate.
On the other hand,
arted using ParaView.
Quite possibly someone else can explain how ParaView renders
quadratic data and elements.
Samuel Key
FMA Development, LLC
1005 39th Ave NE
Great Falls, Montana 59404
On 12/9/2014 7:55 AM, Teo Ioannis
wrote:
All,
Context: PV Version 4.2.0 64bit; MS Windows 7 64bit; EnSight
C-Binary formatted simulation results.
My simulations are explicit transient dynamic events, and each
simulation provides global/domain quantities total kinetic energy,
total internal energy,
Cory,
New in ParaView: Coloring by field data
http://www.kitware.com/blog/home/post/817
Thanks for this effort and explanation of how to use it! I am familiar
with the ExodusII simulation results database and its 'field' variables.
In my multiple-material simulation models, total internal
Rohit,
Assuming that the x-component of VecVelocity has negative values,
then from the selection [Magnitude|x|y|z] pick x and then only
VecVelocity_x will be displayed.
On the other hand, if "vector plots" are your goal, use PV's Glyph
filter.
Sam
Ian,
If the *.vtu files are using the XML-based format, the you can use a
*.vtd mother file (or meta file) that references the *.vtu files. An
example of a *.pvd file is attached, however, the 'name=...' item is
ignored (not used) by PV's Extract Block filter.
Sam
On 3/6/2015 6:13 AM, Ian
Thomas,
Assuming your x,y,z-origin is at the center of the ellipsoid, and
you are using PV version4.3.1, you might be able to do the
following:
If you want to display these two objects at the same time, use the
"eyeball" in the Pipeline Browser to turn off
Rob,
Based on what you have said, "FileSave State" should save your
pipe line display.
Then use "FileLoad State" and it will give you a chance change
to files after which it will re-construct the original display using
the new datum set(s).
Sam
the EndTime properties in two
locations in the XML sate file. The results are now displayed from
beginning to end when animated.)
Thank you,
Samuel Key
FMA Development, LLC
1005 39th Ave NE
Great Falls, Montana 59404
On 4/30/2015 10:28 AM, Utkarsh Ayachit wrote:
On Wed, Apr 29, 2015 at 1:05 PM
Reference: ParaView Version 4.3.1
I have two technical questions:
(1) In the PV filter 'Gradient Of Unstructured Data Set' is the
"QCriterion" function, the Q-Criterion defined by G. Haller in "An
objective definition of a vortex," J. Fluid Mech. (2005), vol.
Utkarsh--
This functionality in ParaView would also be very helpful for
examining the structural stability of underground openings
(transportation tunnels, mining tunnels, penstocks, large sewage
transfer tunnels, ...).
Sam--
On 5/24/2015 9:26 PM,
Reference: ParaView Version 4.3.1
(Q1) Is it intended that ParaView's EnSight reader support
non-symmetric 2nd-order tensors?
The attached EnSight formatted file set contains two test cases
defined on a single 4-node quadrilateral in 3D --
Test Case 1:
Reference: ParaView Version 4.3.1
I have two technical questions:
(Q1) In the PV filter 'Gradient Of Unstructured Data Set' is the
"QCriterion" function, the Q-Criterion defined by J. C. R. Hunt, A.
Wray, and P. Moin (1988) "Eddies, stream, and convergence
Denis,
You can also use a single meta-file to reference this collection,
see attached example.
Sam
On 8/24/2015 12:59 AM, denis cohen
wrote:
Hello,
Dennis,
Assuming for the moment that each quad 4-tuple is a finite element
that contains one or more tire reinforcement items, and that each
quad 4-tuple is "sandwiched" in between two hex 8-node finite
elements, then the quad's 4-tuple is also a surface facet of
Onur,
PV will recognize a set of time-serialized files as
results-vs-time with the files labeled as follows: sr001.vtk,
sr002.vtk, sr003.vtk, ... Load them as set.
Hope this helps.
Samuel W. Key
FMA Development, LLC
1005
Aleksejs,
This is not the only way, but a convenient way to add a title to an
animation.
Add an Annotate Time filter to the pipe line. Hit apply. Make sure that
'gear' button is slected. There are 6 'default' locations: Top-Left,
Top-Center, Top-Right, Btm-Left,... Also, you can pick a
John,
I commonly have unstructured finite element meshes that have been
described to ParaView via an EnSight format as distinct 'Parts'
based on material type. In deed, the isosurfaces have
discontinuities, In my case, the discontinuities are desirable.
Victor,
Off the top of my head, I can think of three different ways to do
this:
(1) Put each cell-type in a separate *.vtp file. You can then load
each cell-type separately or you can load them with a *.pvd
meta-file (sample attached) as "one
Matthias,
An approach that works well for me is to exploit the "Part" feature in
either the VTK-formats or the EnSight format.
The "Part" construct in the VTK XML-format looks to me to have
originated based on the need to combine for ParaView a set of results
generated from individual
Welcome to ParaView Steve,
Everybody was a noob when they first tried to use ParaView, but the more
you use ParaView, the smarter it gets.
Now, to your question about displaying a geological stratigraphy in
ParaView, assuming that you have surfaces (of some sort, but preferably
cell
Ken and Richardson CFD;
Mapping data from a 3-D mesh to a 2-D surface that transects the
3-D mesh is very much of interest to me, particularly, with
respect to STL 2-D surface definitions in 3-space. (My
concern is with unstructured mesh simulations of
Cynthia--
If I may backup from David's comments --
If by "database" you mean a simulation results file format that ParaView
can read and that stores such things satellite position, velocity, size,
type, nominal orbit altitudes, as a function of time, the answer is
"Yes."
Personally, I
for
comparison.)
Regards,
Samuel Key
FMA Development, LLC
1005 39th Ave NE
Great Falls, Montana 59404
USA
On 2/17/2016 2:48 PM, Armin Wehrfritz wrote:
On this wiki page you find information on how polyhedrons are stored
in unstructured XML files (search the page for vtkXMLUnstructuredGrid):
http
. Transferring files the other way
might have the same problem???
Hope this helps.
Samuel Key
FMA Development, LLC
1005 39th Ave NE
Great Falls, Montana 59404
USA
On 2/25/2016 11:26 PM, Andrew wrote
tion software
computes proper mean quadrature gradient/divergence operators for
non-planar facets and a restricted form of polyhedral star-convexity.
Thanks in advance for the indicating how I should continue,
Samuel Key
FMA Development, LLC
1005 39th Ave NE
Great Falls, Montana 59404
USA
P
Miguel,
The ExodusI/ExodusII database has from its beginning supported
multiple time steps. However, it is structured with a one-time
write of the time=0.0 mesh data, and then successive point, cell
and global (aka 'domain') datum sets written time step
n do it from my
home PC).
2016-02-29 20:27 GMT+03:00 Samuel Key <samuel...@bresnan.net>:
Andrew,
Let us focus on MS Windows for a moment. The NTS file
system and the use of the file system by the O/S is
Chathuri,
I am not sure I understand what it is you are looking to
display.
If your "Slice with thickness" was generated with one or more
PV Clip filters, then you have a 3-D volume.
(1) PV's Contour filter can be used with scalar point data to
Asaad--
I don't pretend to know all the ways to enter, or the easiest
way to enter point-based stress tensors, however, I do know two
ways to do this:
(1) Using the VTK XML-based format, see file
VTK-XML-Stress-Coding.txt
Marwen--
Here is an example of an XML-formatted *.pvd file that
references three other XML-formatted files. One important point
is that each of the three listed *.vtu files is a 'displayable'
(that is, complete) graphics object, and can be read by PV
Marina,
Have you tried ParaViews Extract Block filter followed by Save Data?
Sam
On 6/27/2016 4:35 PM, Mariana Rodriguez wrote:
Hello,
I have a file with certani values of p and T. I want to export to a .e file
that data, but also the boundaries of my mesh (keeping the names and the
Stephen,
Does not ParaView's Extract Surface filter give what you are
looking to obtain?
The result of the Extract Surface filter can also be trimmed
visa the Clip filter.
Sam
On 6/27/2016 2:14 AM, Stephen Wornom
wrote:
Fred,
Useful simulation results formats for ParaView depend on the size of the
datum set. Here are two formats.
For medium to very large massively parallel datum sets, the ExodusII
format works. The ExodusII format is binary, current, and well supported
in ParaView. It is a no-cost,
Part (distinct displayable graphics object).
PV's Extract Block filter allows me to select and display any
combination of "Parts." From there, I am pretty sure you can execute the
steps you want.
Regards,
Samuel Key, FMA Development
On 1/31/2017 12:20 AM, Daniel Frisch wrote:
Hel
Christoph,
Do you want the pressure gradient?
Do you want the velocity gradient?
Do you want the energy flux through a cell facet(face)?
What is the geometry of your mesh cells?
Maybe I can help if I had the information like the above.
Sam Key
On 1/26/2017 6:09 AM, Christoph Grüninger
Stefan,
The solution I use for this problem is the PART-construct
that is provided by the EnSight gold binary format. My 'PARTS'
are defined by material ID's. Each Point datum-item has its own
file with all time-steps. Each Cell datum-item has its own file
Matthias,
In the off-chance that the various mesh components (node
sets, line-sets, surface facet sets, ...) have been written to
the simulation results output as distinct displayable graphics
objects, you might be able to use the PV Extract Block filter to
Stephane, Joachim;
The Google search -- NASTRAN File reader, SANDREPORT
returns a number of sources for NASTRAN file format readers.
One, in particular, seemed relevant:
A Python-based interface tool for Nastran's
file formats (
Dorian,
If by chance you have a list of coordinates for your
junction-points, and you have a list junction-pairs you can
construct a "wire-frame grid."
Junction-point arrays: X(1:NUMJP), Y(1:NUMJP),
Z(1:NUMJP)
Junction-pair array: BAR(1:2,1:NUMBR)
Dorian,
Try the CLIP filter with a box.
Sam Key
On 11/1/2016 9:34 AM, Dorian Pustina
wrote:
Thank you both for the suggestions. I managed to
have the arrows via python calculator, but couldn't make the
Temporal Particles to
Ben,
The "time series" is handled within the Ensight *.case file.
Please see the attached Ensight *.case file example.
Hope this helps
Sam
On 12/13/2016 2:34 PM, Ben Orr wrote:
When I open a time series of EnSight files, the
Tobias,
If I understand your desired result, the following should
work.
(1) Load STL file
(2) Make a clip and use red as solid color
(3) Add new clip filter to the Original STL datum set and invoke the
same clipping sequence
Aleksejs,
Using brute strength and awkwardness, three conditions are needed:
(1) if your datum set is defined as f(x,y,z,t) & g(x,y,z,t),
(2) if both f(.) and g(.) are either cell values or point values, and
(3) if the variable 'time(.)' has been explicitly added as a datum set
item (a name
Claude,
I am quite certain that I am the least qualified individual
to answer your question, but I have been an avid PV user for
several years.
As you click on each view to make it the active view (blue
line around the view's perimeter), look at the
Hello All,
I am working with a less than perfect STL surface. I was able to use
PV's Clip filter spheres to remove a number of spatially isolated
undesirable triangle clusters. (With a new application of the Extract
Surface Filter, I was able to use Save Data to get an updated/revised
STL
Andrei,
If this is a Clip/Slice operation you want to repeat on this geometry as
you alter the simulation parameters, or if this is an operation to which
you want return, and continue post-processing, you have the possibility
to save the entire pipeline in a myjob.pvsm file.
Go to File>Save
will "come up in a "2D" mode. There is a 2D/3D toggle button
(button number 3) in the upper left location in each display frame that
may be of help to you.
Samuel Key
FMA Development.
On 5/15/2017 1:37 AM, Rupert Gladstone wrote:
Hi, I have a question about netcdf formats.
Hermano,
Here is an example *pvd file.
Samuel Key
FMA Development
1005 39th Ave NE
Great Falls, Montana, USA
On 9/28/2017 1:21 PM, Andy Bauer wrote:
Hi,
The XML readers and writers don't properly support time so currently
the best way would be to create a pvd file which would contain
Randy--
Have you tried to use ParaView's Clip Filter with Clip Type selection
set to "Box"
--Sam
On 10/17/2017 1:55 PM, Heiland, Randy wrote:
Thanks. Actually, I did a poor job explaining what I want to do. I’d
like to have *partial* clip planes (as opposed to “infinite" planes
over the
Hi,
I have an xyz.xmf file that loads just fine. By renaming the file to
xyz.xmf3 I was able to get directly to Xdmf3 reader.
Is there a file extension that can be used to get directly to the Xdmf3
'Top Level Partition' option?
Thanks in advance for the bother.
Samuel Key
FMA Development
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